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skip switching texture modes when they're the same as the last used

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This commit is contained in:
veclav talica 2024-10-16 22:52:10 +03:00
parent 1dc0dea762
commit aa3cab87d2
1 changed files with 8 additions and 0 deletions
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8
src/rendering/twn_gl_15_rendering.c
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@ -147,6 +147,7 @@ typedef struct {
} DeferredCommand;
static TextureMode texture_mode_last_used = -1;
static Pipeline pipeline_last_used = PIPELINE_NO;
@ -401,6 +402,7 @@ static void finally_use_space_pipeline(void) {
glMatrixMode(GL_MODELVIEW);
glLoadMatrixf(&camera_look_at_matrix.row[0].x);
texture_mode_last_used = -1;
pipeline_last_used = PIPELINE_SPACE;
}
@ -452,6 +454,7 @@ static void finally_use_2d_pipeline(void) {
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
texture_mode_last_used = -1;
pipeline_last_used = PIPELINE_2D;
}
@ -501,6 +504,9 @@ void use_texture_mode(TextureMode mode) {
static void finally_use_texture_mode(TextureMode mode) {
if (texture_mode_last_used == mode)
return;
static GLuint lists = 0;
if (!lists) {
lists = glGenLists(3);
@ -539,6 +545,8 @@ static void finally_use_texture_mode(TextureMode mode) {
} else {
glCallList(lists + 2);
}
texture_mode_last_used = mode;
}