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VideoCore: Change misleading register names

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A few registers had names such as "count" or "number" when they actually
contained the maximum (that is, count - 1). This can easily lead to hard
to notice off by one errors.
This commit is contained in:
Yuri Kunde Schlesner 2016-12-18 15:39:56 -08:00
parent 5bb6753f2e
commit bbc7844021
4 changed files with 9 additions and 8 deletions
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8
src/video_core/pica.h
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@ -868,7 +868,7 @@ struct Regs {
LightSrc light[8];
LightColor global_ambient; // Emission + (material.ambient * lighting.ambient)
INSERT_PADDING_WORDS(0x1);
BitField<0, 3, u32> num_lights; // Number of enabled lights - 1
BitField<0, 3, u32> max_light_index; // Number of enabled lights - 1
union {
BitField<2, 2, LightingFresnelSelector> fresnel_selector;
@ -1045,7 +1045,7 @@ struct Regs {
BitField<48, 12, u64> attribute_mask;
// number of total attributes minus 1
BitField<60, 4, u64> num_extra_attributes;
BitField<60, 4, u64> max_attribute_index;
};
inline VertexAttributeFormat GetFormat(int n) const {
@ -1076,7 +1076,7 @@ struct Regs {
}
inline int GetNumTotalAttributes() const {
return (int)num_extra_attributes + 1;
return (int)max_attribute_index + 1;
}
// Attribute loaders map the source vertex data to input attributes
@ -1214,7 +1214,7 @@ struct Regs {
union {
// Number of input attributes to shader unit - 1
BitField<0, 4, u32> num_input_attributes;
BitField<0, 4, u32> max_input_attribute_index;
};
// Offset to shader program entry point (in words)