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GPUTexture: Add Mipmap Control functions.

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This commit is contained in:
Clément Foucault
2017-04-18 11:21:17 +02:00
parent 7bf8ab3c49
commit eda0ebc7b3
2 changed files with 41 additions and 0 deletions
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2
source/blender/gpu/GPU_texture.h
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@@ -176,8 +176,10 @@ void GPU_texture_bind(GPUTexture *tex, int number);
void GPU_texture_unbind(GPUTexture *tex);
int GPU_texture_bound_number(GPUTexture *tex);
void GPU_texture_generate_mipmap(GPUTexture *tex);
void GPU_texture_compare_mode(GPUTexture *tex, bool use_compare);
void GPU_texture_filter_mode(GPUTexture *tex, bool use_filter);
void GPU_texture_mipmap_mode(GPUTexture *tex, bool use_mipmap);
void GPU_texture_wrap_mode(GPUTexture *tex, bool use_repeat);
struct GPUFrameBuffer *GPU_texture_framebuffer(GPUTexture *tex);

39
source/blender/gpu/intern/gpu_texture.c
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@@ -722,6 +722,25 @@ int GPU_texture_bound_number(GPUTexture *tex)
return tex->number;
}
void GPU_texture_generate_mipmap(GPUTexture *tex)
{
if (tex->number >= GPU_max_textures()) {
fprintf(stderr, "Not enough texture slots.\n");
return;
}
if (tex->number == -1)
return;
if (tex->number != 0)
glActiveTexture(GL_TEXTURE0 + tex->number);
glGenerateMipmap(tex->target_base);
if (tex->number != 0)
glActiveTexture(GL_TEXTURE0);
}
void GPU_texture_compare_mode(GPUTexture *tex, bool use_compare)
{
if (tex->number >= GPU_max_textures()) {
@@ -764,6 +783,26 @@ void GPU_texture_filter_mode(GPUTexture *tex, bool use_filter)
glActiveTexture(GL_TEXTURE0);
}
void GPU_texture_mipmap_mode(GPUTexture *tex, bool use_mipmap)
{
if (tex->number >= GPU_max_textures()) {
fprintf(stderr, "Not enough texture slots.\n");
return;
}
if (tex->number == -1)
return;
if (tex->number != 0)
glActiveTexture(GL_TEXTURE0 + tex->number);
GLenum mipmap = use_mipmap ? GL_LINEAR_MIPMAP_LINEAR : GL_LINEAR;
glTexParameteri(tex->target_base, GL_TEXTURE_MIN_FILTER, mipmap);
if (tex->number != 0)
glActiveTexture(GL_TEXTURE0);
}
void GPU_texture_wrap_mode(GPUTexture *tex, bool use_repeat)
{
if (tex->number >= GPU_max_textures()) {