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[Vulkan] Start tracking the gamma ramp.

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gibbed
2018-05-21 23:16:15 -05:00
parent 8a65dbd024
commit fb650ae024
2 changed files with 100 additions and 0 deletions
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49
src/xenia/gpu/vulkan/vulkan_command_processor.cc
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@@ -212,9 +212,58 @@ void VulkanCommandProcessor::WriteRegister(uint32_t index, uint32_t value) {
offset ^= 0x1F;
dirty_loop_constants_ |= (1 << offset);
} else if (index == XE_GPU_REG_DC_LUT_PWL_DATA) {
UpdateGammaRampValue(GammaRampType::kPWL, value);
} else if (index == XE_GPU_REG_DC_LUT_30_COLOR) {
UpdateGammaRampValue(GammaRampType::kNormal, value);
} else if (index >= XE_GPU_REG_DC_LUT_RW_MODE &&
index <= XE_GPU_REG_DC_LUTA_CONTROL) {
uint32_t offset = index - XE_GPU_REG_DC_LUT_RW_MODE;
offset ^= 0x05;
dirty_gamma_constants_ |= (1 << offset);
if (index == XE_GPU_REG_DC_LUT_RW_INDEX) {
gamma_ramp_rw_subindex_ = 0;
}
}
}
void VulkanCommandProcessor::UpdateGammaRampValue(GammaRampType type,
uint32_t value) {
RegisterFile* regs = register_file_;
auto index = regs->values[XE_GPU_REG_DC_LUT_RW_INDEX].u32;
auto mask = regs->values[XE_GPU_REG_DC_LUT_WRITE_EN_MASK].u32;
auto mask_lo = (mask >> 0) & 0x7;
auto mask_hi = (mask >> 3) & 0x7;
// If games update individual components we're going to have a problem.
assert_true(mask_lo == 0 || mask_lo == 7);
assert_true(mask_hi == 0);
auto subindex = gamma_ramp_rw_subindex_;
if (mask_lo) {
switch (type) {
case GammaRampType::kNormal:
assert_true(regs->values[XE_GPU_REG_DC_LUT_RW_MODE].u32 == 0);
gamma_ramp_.normal[index].value = value;
break;
case GammaRampType::kPWL:
assert_true(regs->values[XE_GPU_REG_DC_LUT_RW_MODE].u32 == 1);
gamma_ramp_.pwl[index].values[subindex].value = value;
break;
default:
assert_unhandled_case(type);
}
}
gamma_ramp_rw_subindex_ = (subindex + 1) % 3;
dirty_gamma_ramp_ = true;
}
void VulkanCommandProcessor::CreateSwapImage(VkCommandBuffer setup_buffer,
VkExtent2D extents) {
VkImageCreateInfo image_info;