diff options
Diffstat (limited to 'drivers/gles2/rasterizer_storage_gles2.cpp')
| -rw-r--r-- | drivers/gles2/rasterizer_storage_gles2.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gles2/rasterizer_storage_gles2.cpp b/drivers/gles2/rasterizer_storage_gles2.cpp index 11ab8438df..8b8f902826 100644 --- a/drivers/gles2/rasterizer_storage_gles2.cpp +++ b/drivers/gles2/rasterizer_storage_gles2.cpp @@ -1176,18 +1176,20 @@ void RasterizerStorageGLES2::sky_set_texture(RID p_sky, RID p_panorama, int p_ra int mipmaps = 6; int lod = 0; int mm_level = mipmaps; - size = p_radiance_size; + size = p_radiance_size / 4; shaders.cubemap_filter.set_conditional(CubemapFilterShaderGLES2::USE_SOURCE_PANORAMA, true); shaders.cubemap_filter.set_conditional(CubemapFilterShaderGLES2::USE_DIRECT_WRITE, true); shaders.cubemap_filter.bind(); // third, render to the framebuffer using separate textures, then copy to mipmaps while (size >= 1) { + //make framebuffer size the texture size, need to use a separate texture for compatibility glActiveTexture(GL_TEXTURE3); glBindTexture(GL_TEXTURE_2D, resources.mipmap_blur_color); glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, size, size, 0, GL_RGB, GL_UNSIGNED_BYTE, NULL); glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, resources.mipmap_blur_color, 0); + if (lod == 1) { //bind panorama for smaller lods @@ -1213,7 +1215,7 @@ void RasterizerStorageGLES2::sky_set_texture(RID p_sky, RID p_panorama, int p_ra glDrawArrays(GL_TRIANGLE_FAN, 0, 4); - glCopyTexImage2D(_cube_side_enum[i], lod, GL_RGB, 0, 0, size, size, 0); + glCopyTexSubImage2D(_cube_side_enum[i], lod, 0, 0, 0, 0, size, size); } size >>= 1; |