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merge into: sebse:master
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sebse:master sebse:opengl sebse:mac sebse:framebuffer sebse:trimap sebse:texturebuffer sebse:no_opengl
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pull from: sebse:opengl
Branches Tags
sebse:opengl sebse:master sebse:mac sebse:framebuffer sebse:trimap sebse:texturebuffer sebse:no_opengl

10 Commits
master ... opengl

Author SHA1 Message Date
Caesar2011
e309f5369e Added better test image; improved parameter 2016-12-07 23:20:58 +01:00
Joshua
5129eb207b squared distance function 2016-09-23 14:31:05 +02:00
Joshua
22f7af4cf7 Merged branch opengl into opengl 2016-09-23 14:29:36 +02:00
Caesar2011
82d1cb97a1 Loop counter depending on time 2016-09-23 14:19:11 +02:00
Joshua
c538021666 updated refinement shader 2016-09-23 13:27:34 +02:00
Joshua
b749254426 Refinementshader complete; Linear alpha value by distance 2016-09-23 12:35:31 +02:00
Joshua
ceb538aafe First version of fragment shader 2016-09-19 09:59:39 +02:00
Caesar2011
34eca0d0af Removing debug text output 2016-09-14 18:19:35 +02:00
Caesar2011
9cb2b0f8e8 Clean up code; adding comments 2016-09-14 18:18:01 +02:00
Caesar2011
449060a463 Animated pictures; FPS counter 2016-09-13 16:11:01 +02:00
25 changed files with 404 additions and 123 deletions
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<link rel="stylesheet" type="text/css" href="//s.imgur.com/min/sharePlayer.css?1473720239" />
<style type="text/css">
#content, #video {
width: 1280px;
height: 720px;
}
#chrome, #progress {
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</style>
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<link rel="canonical" href="http://i.imgur.com/9C2DZaI.gifv" />
<meta property="og:site_name" content="Imgur" />
<meta property="og:title" content="Imgur GIF" />
<meta property="og:type" content="video.other" />
<meta property="og:url" content="https://i.imgur.com/9C2DZaI.mp4" />
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<meta property="og:description" content="Imgur: The most awesome images on the Internet." />
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<meta property="og:video:height" content="720" />
<meta property="og:video" content="https://i.imgur.com/9C2DZaI.mp4" />
<meta property="og:video:secure_url" content="https://i.imgur.com/9C2DZaI.mp4" />
<meta property="og:video:type" content="video/mp4" />
<meta name="twitter:site" content="@imgur" />
<meta name="twitter:domain" content="imgur.com" />
<meta name="twitter:app:id:googleplay" content="com.imgur.mobile" />
<meta name="twitter:card" content="player" />
<meta name="twitter:title" content="Imgur GIF" />
<meta name="twitter:description" content="Imgur: The most awesome images on the Internet." />
<meta name="twitter:image" content="https://i.imgur.com/9C2DZaIh.jpg" />
<meta name="twitter:player" content="https://i.imgur.com/9C2DZaI.gifv?twitter#t" />
<meta name="twitter:player:width" content="1280" />
<meta name="twitter:player:height" content="720" />
<meta name="twitter:player:stream" content="https://i.imgur.com/9C2DZaI.mp4" />
<meta name="twitter:player:stream:content_type" content="video/mp4">
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<![endif]-->
</head>
<body id="body">
<div id="content">
<script type="text/javascript">
window.image = '9C2DZaI';
window.image_size = '30908885';
window.image_width = '1280';
window.image_height = '720';
window.cdn_url = '//i.imgur.com';
if(navigator.userAgent.match(/Firefox/)) {
document.body.className = document.body.className + ' firefox';
}
</script>
<div class="vid-container">
<div class="post-image">
<div class="video-container">
<script type="text/javascript">
var videoItem = {
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width: 1280,
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size: 30908885,
gifUrl: '//i.imgur.com/9C2DZaI.gif',
forceGif: false,
prefer_video: true,
hash: '9C2DZaI'
}
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<video poster="//i.imgur.com/9C2DZaIh.jpg" preload="auto" autoplay="autoplay" muted="muted" loop="loop" webkit-playsinline></video>
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<script id="script9C2DZaI" type="text/javascript" src="//s.imgur.com/min/imageViewerInline.js?1473720239"></script>
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var pixel_url = '//i.imgur.com/imageview.gif?a=9C2DZaI&r=' + encodeURIComponent(document.referrer);
var pixel = document.createElement('img');
pixel.src = pixel_url;
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<div id="chrome">
<div class="icon">
<a href="//imgur.com/9C2DZaI"><img src="//i.imgur.com/favicon.ico" /></a>
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<div class="imgur">
<a href="//imgur.com/9C2DZaI">Imgur</a>
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<div class="controls">
<a href="//imgur.com/download/9C2DZaI">download</a>
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169
opengl-test-two/main.cpp
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// http://stackoverflow.com/questions/6005076/building-glew-on-windows-with-mingw
#define GLEW_STATIC #define GLEW_STATIC
#include <GL/glew.h> #include <GL/glew.h>
#include <GLFW/glfw3.h> #include <GLFW/glfw3.h>
#include <SDL2/SDL.h> #include <SDL2/SDL.h>
#include <fstream> #include <fstream>
#include <stdexcept> #include <stdexcept>
#include <dirent.h>
#include "loaders.h" #include "loaders.h"
int main(int argc, char* args[]) { int main(int argc, char* args[]) {
GLFWwindow* window; GLFWwindow* window;
GLuint texFG, texBG; GLuint texBG;
int textw, texth; int textw, texth;
int textw2, texth2; int textw2, texth2;
@@ -23,7 +22,6 @@ int main(int argc, char* args[]) {
return 1; return 1;
} }
/* Create a windowed mode window and its OpenGL context */ /* Create a windowed mode window and its OpenGL context */
glfwSetWindowSizeLimits(window, 640, 480, 640, 480);
window = glfwCreateWindow(640, 480, "Hello World", NULL, NULL); window = glfwCreateWindow(640, 480, "Hello World", NULL, NULL);
if (!window) { if (!window) {
glfwTerminate(); glfwTerminate();
@@ -52,6 +50,11 @@ int main(int argc, char* args[]) {
} }
// INIT // INIT
// An array of 3 vectors which represents 3 vertices // An array of 3 vectors which represents 3 vertices
static const GLfloat g_vertex_buffer_data[] = { static const GLfloat g_vertex_buffer_data[] = {
-1.0f, -1.0f, 0.0f, // (bottom - left ) TRIANGLE 1 -1.0f, -1.0f, 0.0f, // (bottom - left ) TRIANGLE 1
@@ -78,93 +81,130 @@ int main(int argc, char* args[]) {
glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer); glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer);
glBufferData(GL_ARRAY_BUFFER, sizeof(g_vertex_buffer_data), g_vertex_buffer_data, GL_STATIC_DRAW); glBufferData(GL_ARRAY_BUFFER, sizeof(g_vertex_buffer_data), g_vertex_buffer_data, GL_STATIC_DRAW);
// Identify our color buffer // Identify our texture coordinate buffer
GLuint colorbuffer; GLuint colorbuffer;
glGenBuffers(1, &colorbuffer); glGenBuffers(1, &colorbuffer);
glBindBuffer(GL_ARRAY_BUFFER, colorbuffer); glBindBuffer(GL_ARRAY_BUFFER, colorbuffer);
glBufferData(GL_ARRAY_BUFFER, sizeof(g_uv_buffer_data), g_uv_buffer_data, GL_STATIC_DRAW); glBufferData(GL_ARRAY_BUFFER, sizeof(g_uv_buffer_data), g_uv_buffer_data, GL_STATIC_DRAW);
// The framebuffer, which regroups 0, 1, or more textures, and 0 or 1 depth buffer. // The framebuffer, which regroups one texture, and zero depth buffer.
GLuint FramebufferName; GLuint FramebufferName;
glGenFramebuffers(1, &FramebufferName); glGenFramebuffers(1, &FramebufferName);
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferName); glBindFramebuffer(GL_FRAMEBUFFER, FramebufferName);
// load foreground and background textures
int lenTexFG = 1;
GLint texFGs[lenTexFG];
char buffer[50];
texBG = LoadTexture("../img/backgrounds/sky.jpg",&textw2,&texth2); texBG = LoadTexture("../img/backgrounds/sky.jpg",&textw2,&texth2);
texFG = LoadTexture("../img/tests/flieger.jpg",&textw,&texth); for (int i=0; i<lenTexFG; i++) {
printf("Tex1: %d\n", texFG); snprintf(buffer, sizeof(buffer), "../img/foregrounds/original-reference/%d.jpg", i);
glfwSetWindowSize(window, textw, texth); texFGs[i] = LoadTexture(buffer,&textw,&texth);
glViewport(0, 0, textw, texth); }
glfwSetWindowSizeLimits(window, textw, texth, textw, texth);
// The texture we're going to render to // Generate texture for frame buffer
GLuint renderedTexture; GLuint renderedTexture;
glGenTextures(1, &renderedTexture); glGenTextures(1, &renderedTexture);
glBindTexture(GL_TEXTURE_2D, renderedTexture); glBindTexture(GL_TEXTURE_2D, renderedTexture);
// Load texture and set filtering
glTexImage2D(GL_TEXTURE_2D, 0,GL_RGB, textw, texth, 0,GL_RGB, GL_UNSIGNED_BYTE, 0); glTexImage2D(GL_TEXTURE_2D, 0,GL_RGB, textw, texth, 0,GL_RGB, GL_UNSIGNED_BYTE, 0);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
// Set "renderedTexture" as our colour attachement #2 // Set "renderedTexture" as our color attachment #2 (render to location 2)
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2, renderedTexture, 0); glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2, renderedTexture, 0);
// Set the list of draw buffers. // Set the list of draw buffers
GLenum DrawBuffers[1] = {GL_COLOR_ATTACHMENT2}; GLenum DrawBuffers[1] = {GL_COLOR_ATTACHMENT2};
glDrawBuffers(1, DrawBuffers); // "1" is the size of DrawBuffers glDrawBuffers(1, DrawBuffers); // "1" is the size of DrawBuffers
// Always check that our framebuffer is ok // Always check that our frame buffer is ok
if(glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) if(glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE)
return false; return false;
// Set window size to texture size (window size, opengl context size, resize constraints)
glfwSetWindowSize(window, textw, texth);
glViewport(0, 0, textw, texth);
glfwSetWindowSizeLimits(window, textw, texth, textw, texth);
GLuint programID = LoadShaders("trimap.vertexshader", "trimap.fragmentshader"); // Load shader programs
GLuint programRefineID = LoadShaders("refinement.vertexshader", "refinement.fragmentshader"); GLuint progTrimapID = LoadShaders("trimap.vertexshader", "trimap.fragmentshader");
GLint textureLoc1 = glGetUniformLocation(programID, "myTextureSampler"); GLuint progRefineID = LoadShaders("refinement.vertexshader", "refinement.fragmentshader");
GLint widthLoc = glGetUniformLocation(programID, "pixWidth");
GLint heigthLoc = glGetUniformLocation(programID, "pixHeight");
// Get shader locations for trimap shader
GLint locTriTexForeground = glGetUniformLocation(progTrimapID, "foreground");
GLint locTriPixWidth = glGetUniformLocation(progTrimapID, "pixWidth");
GLint locTriPixHeight = glGetUniformLocation(progTrimapID, "pixHeight");
GLint textureLocTri = glGetUniformLocation(programRefineID, "trimap"); // Get shader locations for refinement shader
GLint textureLocFore = glGetUniformLocation(programRefineID, "foreground"); GLint locRefTexTrimap = glGetUniformLocation(progRefineID, "trimap");
GLint textureLocBack = glGetUniformLocation(programRefineID, "background"); GLint locRefTexForeground = glGetUniformLocation(progRefineID, "foreground");
GLint locRefTexBackground = glGetUniformLocation(progRefineID, "background");
GLint locRefPixWidth = glGetUniformLocation(progRefineID, "pixWidth");
GLint locRefPixHeight = glGetUniformLocation(progRefineID, "pixHeight");
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, texFG);
glActiveTexture(GL_TEXTURE1); glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, texBG); glBindTexture(GL_TEXTURE_2D, texBG);
glActiveTexture(GL_TEXTURE2); glActiveTexture(GL_TEXTURE2);
glBindTexture(GL_TEXTURE_2D, renderedTexture); glBindTexture(GL_TEXTURE_2D, renderedTexture);
printf("Shader program ID: %d\n", programID);
printf("textureLoc1: %d\n", textureLoc1);
printf("textureLocTri: %d\n", textureLocTri);
//printf("textureLocFore: %d\n", textureLocFore);
printf("widthLoc: %d\n", widthLoc);
printf("heigthLoc: %d\n", heigthLoc);
printf("Width: %f\n", 1.0f/textw);
printf("Height: %f\n", 1.0f/texth);
// INIT END // INIT END
int loopNumber = -1;
double lastTime = glfwGetTime();
double lastTimeLoop = glfwGetTime();
int nbFrames = 0;
/* Loop until the user closes the window */ /* Loop until the user closes the window */
while (!glfwWindowShouldClose(window)) { while (!glfwWindowShouldClose(window)) {
/* Render here */
// Measure speed
double currentTime = glfwGetTime();
nbFrames++;
if ( currentTime - lastTime >= 1.0 ){
// If last prinf() was more than 1 sec ago
// printf and reset timer
printf("%f ms/frame\n", 1000.0/double(nbFrames));
nbFrames = 0;
lastTime += 1.0;
}
// Foreground texture counter
if ( currentTime - lastTimeLoop >= 0.08 ){
loopNumber++;
if (loopNumber >= lenTexFG) {
loopNumber = 0;
}
lastTimeLoop += 0.08;
}
// Set current foreground texture
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, texFGs[loopNumber]);
/* RENDER TO FRAMEBUFFER */
// Render to our framebuffer // Render to our framebuffer
glBindFramebuffer(GL_FRAMEBUFFER, FramebufferName); glBindFramebuffer(GL_FRAMEBUFFER, FramebufferName);
//glBindFramebuffer(GL_FRAMEBUFFER, 0);
//glViewport(0,0,textw,texth); // Render on the whole framebuffer, complete from the lower left corner to the upper right // Clear buffer
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glUseProgram(programID); // Init trimap shader program
glUniform1f(widthLoc, 1.0f/textw); glUseProgram(progTrimapID);
glUniform1f(heigthLoc, 1.0f/texth); glUniform1f(locTriPixWidth, 1.0f/textw);
glUniform1i(textureLoc1, 0); glUniform1f(locTriPixHeight, 1.0f/texth);
glUniform1i(locTriTexForeground, 0);
// 1rst attribute buffer : vertices // 1st attribute buffer: vertices
glEnableVertexAttribArray(0); glEnableVertexAttribArray(0);
glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer); glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer);
glVertexAttribPointer( glVertexAttribPointer(
@@ -175,6 +215,7 @@ int main(int argc, char* args[]) {
0, // stride 0, // stride
(void*)0 // array buffer offset (void*)0 // array buffer offset
); );
// 2nd attribute buffer : colors // 2nd attribute buffer : colors
glEnableVertexAttribArray(1); glEnableVertexAttribArray(1);
glBindBuffer(GL_ARRAY_BUFFER, colorbuffer); glBindBuffer(GL_ARRAY_BUFFER, colorbuffer);
@@ -188,24 +229,33 @@ int main(int argc, char* args[]) {
); );
// Draw the triangle ! // Draw the triangles (and render trimap shaders) to framebuffer/texture
glDrawArrays(GL_TRIANGLES, 0, 2*3); // 2*3 indices starting at 0 -> 2 triangles -> 1 square glDrawArrays(GL_TRIANGLES, 0, 2*3); // 2*3 indices starting at 0 -> 2 triangles -> 1 square
glDisableVertexAttribArray(0); glDisableVertexAttribArray(0);
glUseProgram(0);
// Render to the screen // Render to the screen
glUseProgram(0);
glBindFramebuffer(GL_FRAMEBUFFER, 0); glBindFramebuffer(GL_FRAMEBUFFER, 0);
glViewport(0,0,textw, texth); // Render on the whole framebuffer, complete from the lower left corner to the upper right
// Init refinement shader program
glUseProgram(progRefineID);
glUniform1i(locRefTexForeground, 0);
glUniform1i(locRefTexBackground, 1);
glUniform1i(locRefTexTrimap, 2);
glUniform1f(locRefPixWidth, 1.0f/textw);
glUniform1f(locRefPixHeight, 1.0f/texth);
glUseProgram(programRefineID); // 1st attribute buffer : vertices
glUniform1i(textureLocTri, 2);
glUniform1i(textureLocBack, 1);
glUniform1i(textureLocFore, 0);
// 1rst attribute buffer : vertices
glEnableVertexAttribArray(0); glEnableVertexAttribArray(0);
glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer); glBindBuffer(GL_ARRAY_BUFFER, vertexbuffer);
glVertexAttribPointer( glVertexAttribPointer(
@@ -216,7 +266,8 @@ int main(int argc, char* args[]) {
0, // stride 0, // stride
(void*)0 // array buffer offset (void*)0 // array buffer offset
); );
// 2nd attribute buffer : colors
// 2nd attribute buffer : texture coordinates
glEnableVertexAttribArray(1); glEnableVertexAttribArray(1);
glBindBuffer(GL_ARRAY_BUFFER, colorbuffer); glBindBuffer(GL_ARRAY_BUFFER, colorbuffer);
glVertexAttribPointer( glVertexAttribPointer(
@@ -229,7 +280,7 @@ int main(int argc, char* args[]) {
); );
// Draw the triangle ! // Draw the triangles (and render refinement shaders) to screen
glDrawArrays(GL_TRIANGLES, 0, 2*3); // 2*3 indices starting at 0 -> 2 triangles -> 1 square glDrawArrays(GL_TRIANGLES, 0, 2*3); // 2*3 indices starting at 0 -> 2 triangles -> 1 square
glDisableVertexAttribArray(0); glDisableVertexAttribArray(0);

99
opengl-test-two/opengl-test-two.depend
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@@ -2,15 +2,16 @@
1385320478 source:d:\owncloud\documents\programmierung\cpp\opengl-test-two\main.cpp 1385320478 source:d:\owncloud\documents\programmierung\cpp\opengl-test-two\main.cpp
<iostream> <iostream>
1473703631 source:d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\main.cpp 1473869767 source:d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\main.cpp
<GL/glew.h> <GL/glew.h>
<GLFW/glfw3.h> <GLFW/glfw3.h>
<SDL2/SDL.h> <SDL2/SDL.h>
<fstream> <fstream>
<stdexcept> <stdexcept>
<dirent.h>
"loaders.h" "loaders.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\glfw\glfw3.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\glfw\glfw3.h
<stddef.h> <stddef.h>
<stdint.h> <stdint.h>
<OpenGL/gl3.h> <OpenGL/gl3.h>
@@ -31,7 +32,7 @@
<GL/glext.h> <GL/glext.h>
<GL/glu.h> <GL/glu.h>
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl.h
"SDL_main.h" "SDL_main.h"
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_assert.h" "SDL_assert.h"
@@ -62,12 +63,12 @@
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_main.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_main.h
"SDL_stdinc.h" "SDL_stdinc.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_stdinc.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_stdinc.h
"SDL_config.h" "SDL_config.h"
<sys/types.h> <sys/types.h>
<stdio.h> <stdio.h>
@@ -96,34 +97,34 @@
<stdlib.h> <stdlib.h>
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_config.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_config.h
"SDL_platform.h" "SDL_platform.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_platform.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_platform.h
"AvailabilityMacros.h" "AvailabilityMacros.h"
"TargetConditionals.h" "TargetConditionals.h"
<winapifamily.h> <winapifamily.h>
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\begin_code.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\begin_code.h
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\close_code.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\close_code.h
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_assert.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_assert.h
"SDL_config.h" "SDL_config.h"
"begin_code.h" "begin_code.h"
<signal.h> <signal.h>
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_atomic.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_atomic.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_platform.h" "SDL_platform.h"
"begin_code.h" "begin_code.h"
<mbarrier.h> <mbarrier.h>
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_audio.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_audio.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"SDL_endian.h" "SDL_endian.h"
@@ -133,24 +134,24 @@
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_error.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_error.h
"SDL_stdinc.h" "SDL_stdinc.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_endian.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_endian.h
"SDL_stdinc.h" "SDL_stdinc.h"
<endian.h> <endian.h>
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_mutex.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_mutex.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_thread.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_thread.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"SDL_atomic.h" "SDL_atomic.h"
@@ -159,18 +160,18 @@
<process.h> <process.h>
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_rwops.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_rwops.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_clipboard.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_clipboard.h
"SDL_stdinc.h" "SDL_stdinc.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_cpuinfo.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_cpuinfo.h
"SDL_stdinc.h" "SDL_stdinc.h"
<intrin.h> <intrin.h>
<intrin.h> <intrin.h>
@@ -182,7 +183,7 @@
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_events.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_events.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"SDL_video.h" "SDL_video.h"
@@ -196,7 +197,7 @@
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_video.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_video.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_pixels.h" "SDL_pixels.h"
"SDL_rect.h" "SDL_rect.h"
@@ -204,12 +205,12 @@
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_pixels.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_pixels.h
"SDL_stdinc.h" "SDL_stdinc.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_rect.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_rect.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"SDL_pixels.h" "SDL_pixels.h"
@@ -217,7 +218,7 @@
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_surface.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_surface.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_pixels.h" "SDL_pixels.h"
"SDL_rect.h" "SDL_rect.h"
@@ -226,11 +227,11 @@
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_blendmode.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_blendmode.h
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_keyboard.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_keyboard.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"SDL_keycode.h" "SDL_keycode.h"
@@ -238,27 +239,27 @@
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_keycode.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_keycode.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_scancode.h" "SDL_scancode.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_scancode.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_scancode.h
"SDL_stdinc.h" "SDL_stdinc.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_mouse.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_mouse.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"SDL_video.h" "SDL_video.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_joystick.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_joystick.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_gamecontroller.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_gamecontroller.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"SDL_rwops.h" "SDL_rwops.h"
@@ -266,11 +267,11 @@
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_quit.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_quit.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_gesture.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_gesture.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"SDL_video.h" "SDL_video.h"
@@ -278,60 +279,60 @@
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_touch.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_touch.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"SDL_video.h" "SDL_video.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_filesystem.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_filesystem.h
"SDL_stdinc.h" "SDL_stdinc.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_haptic.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_haptic.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"SDL_joystick.h" "SDL_joystick.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_hints.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_hints.h
"SDL_stdinc.h" "SDL_stdinc.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_loadso.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_loadso.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_log.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_log.h
"SDL_stdinc.h" "SDL_stdinc.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_messagebox.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_messagebox.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_video.h" "SDL_video.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_power.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_power.h
"SDL_stdinc.h" "SDL_stdinc.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_render.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_render.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_rect.h" "SDL_rect.h"
"SDL_video.h" "SDL_video.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_system.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_system.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_keyboard.h" "SDL_keyboard.h"
"SDL_render.h" "SDL_render.h"
@@ -339,24 +340,24 @@
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_timer.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_timer.h
"SDL_stdinc.h" "SDL_stdinc.h"
"SDL_error.h" "SDL_error.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_version.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_version.h
"SDL_stdinc.h" "SDL_stdinc.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_image.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\sdl2\sdl_image.h
"SDL.h" "SDL.h"
"SDL_version.h" "SDL_version.h"
"begin_code.h" "begin_code.h"
"close_code.h" "close_code.h"
1473015242 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\gl\glew.h 1473011642 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\gl\glew.h
<stddef.h> <stddef.h>
<inttypes.h> <inttypes.h>
<stdint.h> <stdint.h>
@@ -739,13 +740,13 @@
<vector> <vector>
"loaders.h" "loaders.h"
1473669189 source:d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\src\loaders.cpp 1473700459 source:d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\src\loaders.cpp
<SDL2/SDL.h> <SDL2/SDL.h>
<SDL2/SDL_image.h> <SDL2/SDL_image.h>
<fstream> <fstream>
<vector> <vector>
"loaders.h" "loaders.h"
1473669189 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\loaders.h 1473700459 d:\owncloud\documents\programmierung\cpp\imanox-chroma-matting\opengl-test-two\include\loaders.h
<GL/glew.h> <GL/glew.h>

100
opengl-test-two/refinement.fragmentshader
View File

@@ -11,12 +11,20 @@ uniform sampler2D trimap;
uniform sampler2D foreground; uniform sampler2D foreground;
uniform sampler2D background; uniform sampler2D background;
// Relative width/height of a pixel
uniform float pixWidth;
uniform float pixHeight;
int IS_BACKGROUND = 0; int IS_BACKGROUND = 0;
int IS_UNDEFINED = 1; int IS_UNDEFINED = 1;
int IS_FOREGROUND = 2; int IS_FOREGROUND = 2;
int UNSET = -1; int UNSET = -1;
float M_PI= 3.14159;
int suchbreich=10; //die anzahl der Pixel, die maximal in eine Richtung gegangen wird um einen Sicheren Pixel zu finden
vec4 SicheresPixel[50]; //Speichert die das nachste Sichere Pixel, Array grosse=anzahl der Richtungen
int anzahl_richtungen=50; //Speichert anzahl der Richtungen muss gleich der Array grosse von SicheresPixel sein
vec3 getTriColor(vec2 uvCoord) { vec3 getTriColor(vec2 uvCoord) {
return texture(trimap, uvCoord).rgb; return texture(trimap, uvCoord).rgb;
} }
@@ -39,6 +47,90 @@ int getState(vec3 c) {
} }
} }
vec4 suche_Pixel_nach_winkel (vec2 uv, float winkel){
vec2 pix;
float i=1;
vec3 color_sichers_Pixel;
while(i<suchbreich){
pix.x=uv.x+ sin(winkel)*pixWidth*i;
pix.y=uv.y+ cos(winkel)*pixWidth*i;
color_sichers_Pixel = getTriColor(pix);
int status = getState(color_sichers_Pixel);
if (status==IS_FOREGROUND) {
return vec4(getForeColor(pix), i);
//return vec4(1f, 1f, 1f, i);
} else if (status==IS_BACKGROUND) {
return vec4(getBackColor(pix), i);
//return vec4(0f, 0f, 0f, i);
}else{
i++;
}
}
return vec4(0.0f, 0.0f, 0.0f, -1.0f);
}
float Farbabstand(int i){
float d=sqrt(pow(color.x-SicheresPixel[i].x,2)+pow(color.y-SicheresPixel[i].y,2)+pow(color.z-SicheresPixel[i].z, 2));//sqr((x1-x2)^2+(y1-y2)^2+(z1-z2)^2)
return d;
}
vec3 Pruefe_Pixel_in_Umgebung (vec2 start){
float winkel=2*M_PI/anzahl_richtungen;
int i=0;
float gefundene_pixel=0.0f;
float maximal=0;
float gesamt_abstand=0.0f;
while(i<anzahl_richtungen){
SicheresPixel[i]=suche_Pixel_nach_winkel(start, winkel*i);
if(SicheresPixel[i].w!=-1){
gesamt_abstand+=SicheresPixel[i].w;
gefundene_pixel++;
if(maximal<SicheresPixel[i].w)
maximal=SicheresPixel[i].w;
}
i=i+1;
}
maximal++;
//float d = Farbabstand(1);//eigene Funktion
/*float d1=distance(SicheresPixel[1].xyz, color);//mitgelieferte Funktion
if (d1==d ){
return SicheresPixel[1];
}else{
return vec3(0.5f);
}*/
float nenner=0.0f;
i=0;
while(i<anzahl_richtungen){
if(SicheresPixel[i].w!=-1){
SicheresPixel[i].w=pow(maximal-SicheresPixel[i].w,2);
nenner+=SicheresPixel[i].w;
}
i++;
}
i=0;
vec3 kombiniert=vec3(0.0f);
while(i<anzahl_richtungen){
if(SicheresPixel[i].w!=-1)
kombiniert+=SicheresPixel[i].xyz*SicheresPixel[i].w/nenner;
i++;
}
return kombiniert;
}
void main(){ void main(){
color = getTriColor(UV); color = getTriColor(UV);
@@ -47,9 +139,15 @@ void main(){
if (status==IS_FOREGROUND) { if (status==IS_FOREGROUND) {
color = getForeColor(UV).rgb; color = getForeColor(UV).rgb;
//color = vec3(1.0f, 0.0f, 0.0f);
//color = vec3(1.0f);
} else if (status==IS_BACKGROUND) { } else if (status==IS_BACKGROUND) {
color = getBackColor(UV).rgb; color = getBackColor(UV).rgb;
//color = vec3(0.0f, 1.0f, 0.0f);
//color = vec3(0.0f);
} else { } else {
// render undefined area color = Pruefe_Pixel_in_Umgebung(UV);
//color = vec3(0.0f, 0.0f, 1.0f);
//color = Pruefe_Pixel_in_Umgebung(UV);
} }
} }

3
opengl-test-two/src/loaders.cpp
View File

@@ -86,7 +86,6 @@ GLuint LoadShaders(const char * vertex_file_path,const char * fragment_file_path
// Compile Vertex Shader // Compile Vertex Shader
printf("Compiling shader : %s\n", vertex_file_path);
char const * VertexSourcePointer = VertexShaderCode.c_str(); char const * VertexSourcePointer = VertexShaderCode.c_str();
glShaderSource(VertexShaderID, 1, &VertexSourcePointer , NULL); glShaderSource(VertexShaderID, 1, &VertexSourcePointer , NULL);
glCompileShader(VertexShaderID); glCompileShader(VertexShaderID);
@@ -103,7 +102,6 @@ GLuint LoadShaders(const char * vertex_file_path,const char * fragment_file_path
// Compile Fragment Shader // Compile Fragment Shader
printf("Compiling shader : %s\n", fragment_file_path);
char const * FragmentSourcePointer = FragmentShaderCode.c_str(); char const * FragmentSourcePointer = FragmentShaderCode.c_str();
glShaderSource(FragmentShaderID, 1, &FragmentSourcePointer , NULL); glShaderSource(FragmentShaderID, 1, &FragmentSourcePointer , NULL);
glCompileShader(FragmentShaderID); glCompileShader(FragmentShaderID);
@@ -120,7 +118,6 @@ GLuint LoadShaders(const char * vertex_file_path,const char * fragment_file_path
// Link the program // Link the program
printf("Linking program\n");
GLuint ProgramID = glCreateProgram(); GLuint ProgramID = glCreateProgram();
glAttachShader(ProgramID, VertexShaderID); glAttachShader(ProgramID, VertexShaderID);
glAttachShader(ProgramID, FragmentShaderID); glAttachShader(ProgramID, FragmentShaderID);

18
opengl-test-two/trimap.fragmentshader
View File

@@ -8,7 +8,7 @@ layout(location = 0) out vec3 color;
//out vec3 color; //out vec3 color;
// Values that stay constant for the whole mesh. // Values that stay constant for the whole mesh.
uniform sampler2D myTextureSampler; uniform sampler2D foreground;
// Relative width/height of a pixel // Relative width/height of a pixel
uniform float pixWidth; uniform float pixWidth;
@@ -21,20 +21,16 @@ int IS_UNDEFINED = 1;
int IS_FOREGROUND = 2; int IS_FOREGROUND = 2;
int UNSET = -1; int UNSET = -1;
vec3 greenValue = vec3(0.0f, 1.0f, 0.0f); vec3 greenValue = vec3(73.0f/255.0f, 129.0f/255.0f, 24.0f/255.0f);
vec3 difference = vec3(40.0f/255.0f); vec3 difference = vec3(40.0f/255.0f);
int radius = 10; int radius = 2;
vec3 getColor(vec2 uvCoord) { vec3 getColor(vec2 uvCoord) {
return texture(myTextureSampler, uvCoord).rgb; return texture(foreground, uvCoord).rgb;
} }
bool isBackground(vec3 c) { bool isBackground(vec3 c) {
/*// 49,206, 11
if (all( lessThanEqual(c, vec3(51.0f/255.0f, 208.0f/255.0f, 13.0f/255.0f))) &&
all(greaterThanEqual(c, vec3(47.0f/255.0f, 204.0f/255.0f, 9.0f/255.0f)))*/
// 0, 255, 0
if (all( lessThanEqual(c, greenValue+difference)) && if (all( lessThanEqual(c, greenValue+difference)) &&
all(greaterThanEqual(c, greenValue-difference)) all(greaterThanEqual(c, greenValue-difference))
) { ) {
@@ -74,10 +70,10 @@ void main(){
} }
if (status == IS_BACKGROUND) { if (status == IS_BACKGROUND) {
color = vec3(0.0f); color = vec3(0.0f); // black
} else if (status == IS_FOREGROUND) { } else if (status == IS_FOREGROUND) {
color = vec3(1.0f); color = vec3(1.0f); // white
} else { } else {
color = vec3(0.5f); color = vec3(0.5f); // gray
} }
} }