X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=init.cpp;h=37e9d70f974ec160c7bd7b2f169767cdcf17b263;hp=554aa240574a665b005a7fde6a215b729e5a382b;hb=0cdd6e9e30a807056699ed9b3fa023a23ce83af9;hpb=5dfd8dfbd444210f9c9e3a0baf5c82b49e76e7ff

diff --git a/init.cpp b/init.cpp
index 554aa24..37e9d70 100644
--- a/init.cpp
+++ b/init.cpp
@@ -38,7 +38,7 @@ void measure_texel_subpixel_precision()
 	check_error();
 	glBindTexture(GL_TEXTURE_2D, dst_texnum);
 	check_error();
-	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA16F_ARB, width, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA16F, width, 1, 0, GL_RGBA, GL_FLOAT, NULL);
 	check_error();
 
 	glGenFramebuffers(1, &fbo);
@@ -221,12 +221,6 @@ void measure_roundoff_problems()
 		1.0f, 1.0f,
 		1.0f, 0.0f
 	};
-	float texcoords[] = {
-		0.25f, 0.0f,
-		0.25f, 0.0f,
-		0.75f, 0.0f,
-		0.75f, 0.0f
-	};
 
 	GLuint vao;
 	glGenVertexArrays(1, &vao);
@@ -235,7 +229,7 @@ void measure_roundoff_problems()
 	check_error();
 
 	GLuint position_vbo = fill_vertex_attribute(glsl_program_num, "position", 2, GL_FLOAT, sizeof(vertices), vertices);
-	GLuint texcoord_vbo = fill_vertex_attribute(glsl_program_num, "texcoord", 2, GL_FLOAT, sizeof(texcoords), texcoords);
+	GLuint texcoord_vbo = fill_vertex_attribute(glsl_program_num, "texcoord", 2, GL_FLOAT, sizeof(vertices), vertices);  // Same data.
 
 	glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
 	check_error();