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authorFlorian Jung <flo@windfisch.org>2015-03-03 19:06:44 +0100
committerFlorian Jung <flo@windfisch.org>2015-03-03 19:06:44 +0100
commitaa7d1ac432dddd5859a9aa2760f4e551a54382f2 (patch)
treea9b5abdb6a4ea54b62d5c556df16bb3145498ad8
parent7144a5e3eeb78277e6b2f928704169f956b512a7 (diff)
readability++
-rw-r--r--client2.cpp37
1 files changed, 20 insertions, 17 deletions
diff --git a/client2.cpp b/client2.cpp
index e0cfdac..4b8cf70 100644
--- a/client2.cpp
+++ b/client2.cpp
@@ -269,6 +269,22 @@ void calc_undistort_maps(float px_per_deg, int width, int height, Mat& map1, Mat
initUndistortRectifyMap(camera_matrix, dist_coeffs, Mat(), camera_matrix2, Size(width,height), CV_32FC1, map1, map2);
}
+void genFramebuffer(GLuint& frameBuffer, GLuint& texColorBuffer, int w, int h)
+{
+ glGenFramebuffers(1, &frameBuffer);
+ glBindFramebuffer(GL_FRAMEBUFFER, frameBuffer);
+
+ glGenTextures(1, &texColorBuffer);
+ glBindTexture(GL_TEXTURE_2D, texColorBuffer);
+
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_RGB, GL_UNSIGNED_BYTE, NULL);
+
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+
+ glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texColorBuffer, 0);
+}
+
int main(int argc, const char** argv)
{
@@ -313,21 +329,8 @@ int main(int argc, const char** argv)
// Framebuffer stuff
- GLuint frameBuffer;
- glGenFramebuffers(1, &frameBuffer);
- glBindFramebuffer(GL_FRAMEBUFFER, frameBuffer);
-
- GLuint texColorBuffer;
- glGenTextures(1, &texColorBuffer);
- glBindTexture(GL_TEXTURE_2D, texColorBuffer);
-
- glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, CANVAS_WIDTH, CANVAS_HEIGHT, 0, GL_RGB, GL_UNSIGNED_BYTE, NULL);
-
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-
- glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texColorBuffer, 0);
-
+ GLuint canvasFB, canvasTex;
+ genFramebuffer(canvasFB, canvasTex, CANVAS_WIDTH, CANVAS_HEIGHT);
@@ -496,7 +499,7 @@ int main(int argc, const char** argv)
glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
- glBindFramebuffer(GL_FRAMEBUFFER, frameBuffer);
+ glBindFramebuffer(GL_FRAMEBUFFER, canvasFB);
glViewport(0,0,CANVAS_WIDTH,CANVAS_HEIGHT);
glBindVertexArray(vaoCanvas);
glUseProgram(shaderProgram);
@@ -510,7 +513,7 @@ int main(int argc, const char** argv)
glBindVertexArray(vaoQuad);
glUseProgram(quadShaderProgram);
glActiveTexture(GL_TEXTURE0);
- glBindTexture(GL_TEXTURE_2D, texColorBuffer);
+ glBindTexture(GL_TEXTURE_2D, canvasTex);
glDrawArrays(GL_TRIANGLES, 0, 6);