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@ -38,6 +38,15 @@
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namespace OpenGL {
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constexpr FormatTuple tex_tuple = {GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE};
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static constexpr std::array<FormatTuple, 4> depth_format_tuples = {{
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{GL_DEPTH_COMPONENT16, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT}, // D16
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{},
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{GL_DEPTH_COMPONENT24, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT}, // D24
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{GL_DEPTH24_STENCIL8, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8}, // D24S8
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}};
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static constexpr std::array<FormatTuple, 5> fb_format_tuples = {{
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{GL_RGBA8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8}, // RGBA8
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{GL_RGB8, GL_BGR, GL_UNSIGNED_BYTE}, // RGB8
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@ -59,17 +68,17 @@ static constexpr std::array<FormatTuple, 5> fb_format_tuples_oes = {{
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const FormatTuple& GetFormatTuple(PixelFormat pixel_format) {
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const SurfaceType type = GetFormatType(pixel_format);
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const std::size_t format_index = static_cast<std::size_t>(pixel_format);
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if (type == SurfaceType::Color) {
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ASSERT(static_cast<std::size_t>(pixel_format) < fb_format_tuples.size());
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if (GLES) {
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return fb_format_tuples_oes[static_cast<unsigned int>(pixel_format)];
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}
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return fb_format_tuples[static_cast<unsigned int>(pixel_format)];
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ASSERT(format_index < fb_format_tuples.size());
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return (GLES ? fb_format_tuples_oes : fb_format_tuples)[format_index];
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} else if (type == SurfaceType::Depth || type == SurfaceType::DepthStencil) {
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std::size_t tuple_idx = static_cast<std::size_t>(pixel_format) - 14;
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const std::size_t tuple_idx = format_index - 14;
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ASSERT(tuple_idx < depth_format_tuples.size());
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return depth_format_tuples[tuple_idx];
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}
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return tex_tuple;
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}
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