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Use correct mode for DXT1 textures.

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libsquish, which is used to generate all S3TC textures, works only with RGBA textures.

Fixes #8550.
This commit is contained in:
Ferenc Arn 2017-04-29 20:01:12 -05:00
parent de7eba887e
commit 2f84731177
1 changed files with 1 additions and 1 deletions
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2
drivers/gles3/rasterizer_storage_gles3.cpp
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@ -245,7 +245,7 @@ Image RasterizerStorageGLES3::_get_gl_image_and_format(const Image &p_image, Ima
if (config.s3tc_supported) {
r_gl_internal_format = (config.srgb_decode_supported || p_flags & VS::TEXTURE_FLAG_CONVERT_TO_LINEAR) ? _EXT_COMPRESSED_SRGB_S3TC_DXT1_NV : _EXT_COMPRESSED_RGBA_S3TC_DXT1_EXT;
r_gl_internal_format = (config.srgb_decode_supported || p_flags & VS::TEXTURE_FLAG_CONVERT_TO_LINEAR) ? _EXT_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_NV : _EXT_COMPRESSED_RGBA_S3TC_DXT1_EXT;
r_gl_format = GL_RGBA;
r_gl_type = GL_UNSIGNED_BYTE;
r_compressed = true;