gl: Add readback/writeback config for format GL_R16
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@@ -1,4 +1,4 @@
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#pragma once
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#pragma once
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#include <exception>
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#include <exception>
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#include <string>
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#include <string>
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@@ -1443,6 +1443,7 @@ namespace gl
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rgba8 = GL_RGBA8,
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rgba8 = GL_RGBA8,
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r5g6b5 = GL_RGB565,
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r5g6b5 = GL_RGB565,
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r8 = GL_R8,
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r8 = GL_R8,
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r16 = GL_R16,
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r32f = GL_R32F,
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r32f = GL_R32F,
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rg8 = GL_RG8,
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rg8 = GL_RG8,
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rg16 = GL_RG16,
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rg16 = GL_RG16,
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@@ -100,6 +100,8 @@ namespace gl
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return std::make_tuple(GL_RGBA, GL_UNSIGNED_BYTE, false);
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return std::make_tuple(GL_RGBA, GL_UNSIGNED_BYTE, false);
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case texture::internal_format::r8:
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case texture::internal_format::r8:
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return std::make_tuple(GL_RED, GL_UNSIGNED_BYTE, false);
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return std::make_tuple(GL_RED, GL_UNSIGNED_BYTE, false);
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case texture::internal_format::r16:
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return std::make_tuple(GL_RED, GL_UNSIGNED_SHORT, true);
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case texture::internal_format::r32f:
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case texture::internal_format::r32f:
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return std::make_tuple(GL_RED, GL_FLOAT, true);
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return std::make_tuple(GL_RED, GL_FLOAT, true);
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case texture::internal_format::r5g6b5:
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case texture::internal_format::r5g6b5:
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