diff --git a/src/video_core/engines/draw_manager.cpp b/src/video_core/engines/draw_manager.cpp
index 2437121ce..2685481f9 100644
--- a/src/video_core/engines/draw_manager.cpp
+++ b/src/video_core/engines/draw_manager.cpp
@@ -51,6 +51,10 @@ void DrawManager::ProcessMethodCall(u32 method, u32 argument) {
LOG_WARNING(HW_GPU, "(STUBBED) called");
break;
}
+ case MAXWELL3D_REG_INDEX(draw_texture.src_y0): {
+ DrawTexture();
+ break;
+ }
default:
break;
}
@@ -179,6 +183,33 @@ void DrawManager::DrawIndexSmall(u32 argument) {
ProcessDraw(true, 1);
}
+void DrawManager::DrawTexture() {
+ const auto& regs{maxwell3d->regs};
+ draw_texture_state.dst_x0 = static_cast<float>(regs.draw_texture.dst_x0) / 4096.f;
+ draw_texture_state.dst_y0 = static_cast<float>(regs.draw_texture.dst_y0) / 4096.f;
+ const auto dst_width = static_cast<float>(regs.draw_texture.dst_width) / 4096.f;
+ const auto dst_height = static_cast<float>(regs.draw_texture.dst_height) / 4096.f;
+ const bool lower_left{regs.window_origin.mode !=
+ Maxwell3D::Regs::WindowOrigin::Mode::UpperLeft};
+ if (lower_left) {
+ draw_texture_state.dst_y0 -= dst_height;
+ }
+ draw_texture_state.dst_x1 = draw_texture_state.dst_x0 + dst_width;
+ draw_texture_state.dst_y1 = draw_texture_state.dst_y0 + dst_height;
+ draw_texture_state.src_x0 = static_cast<float>(regs.draw_texture.src_x0) / 4096.f;
+ draw_texture_state.src_y0 = static_cast<float>(regs.draw_texture.src_y0) / 4096.f;
+ draw_texture_state.src_x1 =
+ (static_cast<float>(regs.draw_texture.dx_du) / 4294967295.f) * dst_width +
+ draw_texture_state.src_x0;
+ draw_texture_state.src_y1 =
+ (static_cast<float>(regs.draw_texture.dy_dv) / 4294967295.f) * dst_height +
+ draw_texture_state.src_y0;
+ draw_texture_state.src_sampler = regs.draw_texture.src_sampler;
+ draw_texture_state.src_texture = regs.draw_texture.src_texture;
+
+ maxwell3d->rasterizer->DrawTexture();
+}
+
void DrawManager::UpdateTopology() {
const auto& regs{maxwell3d->regs};
switch (regs.primitive_topology_control) {
diff --git a/src/video_core/engines/draw_manager.h b/src/video_core/engines/draw_manager.h
index 58d1b2d59..7c22c49f1 100644
--- a/src/video_core/engines/draw_manager.h
+++ b/src/video_core/engines/draw_manager.h
@@ -32,6 +32,19 @@ public:
std::vector<u8> inline_index_draw_indexes;
};
+ struct DrawTextureState {
+ f32 dst_x0;
+ f32 dst_y0;
+ f32 dst_x1;
+ f32 dst_y1;
+ f32 src_x0;
+ f32 src_y0;
+ f32 src_x1;
+ f32 src_y1;
+ u32 src_sampler;
+ u32 src_texture;
+ };
+
struct IndirectParams {
bool is_indexed;
bool include_count;
@@ -64,6 +77,10 @@ public:
return draw_state;
}
+ const DrawTextureState& GetDrawTextureState() const {
+ return draw_texture_state;
+ }
+
IndirectParams& GetIndirectParams() {
return indirect_state;
}
@@ -81,6 +98,8 @@ private:
void DrawIndexSmall(u32 argument);
+ void DrawTexture();
+
void UpdateTopology();
void ProcessDraw(bool draw_indexed, u32 instance_count);
@@ -89,6 +108,7 @@ private:
Maxwell3D* maxwell3d{};
State draw_state{};
+ DrawTextureState draw_texture_state{};
IndirectParams indirect_state{};
};
} // namespace Tegra::Engines
diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp
index fbfd1ddd2..a0555ef3f 100644
--- a/src/video_core/engines/maxwell_3d.cpp
+++ b/src/video_core/engines/maxwell_3d.cpp
@@ -149,6 +149,7 @@ bool Maxwell3D::IsMethodExecutable(u32 method) {
case MAXWELL3D_REG_INDEX(inline_index_4x8.index0):
case MAXWELL3D_REG_INDEX(vertex_array_instance_first):
case MAXWELL3D_REG_INDEX(vertex_array_instance_subsequent):
+ case MAXWELL3D_REG_INDEX(draw_texture.src_y0):
case MAXWELL3D_REG_INDEX(wait_for_idle):
case MAXWELL3D_REG_INDEX(shadow_ram_control):
case MAXWELL3D_REG_INDEX(load_mme.instruction_ptr):
diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h
index 0b2fd2928..c89969bb4 100644
--- a/src/video_core/engines/maxwell_3d.h
+++ b/src/video_core/engines/maxwell_3d.h
@@ -1599,6 +1599,20 @@ public:
};
static_assert(sizeof(TIRModulationCoeff) == 0x4);
+ struct DrawTexture {
+ s32 dst_x0;
+ s32 dst_y0;
+ s32 dst_width;
+ s32 dst_height;
+ s64 dx_du;
+ s64 dy_dv;
+ u32 src_sampler;
+ u32 src_texture;
+ s32 src_x0;
+ s32 src_y0;
+ };
+ static_assert(sizeof(DrawTexture) == 0x30);
+
struct ReduceColorThreshold {
union {
BitField<0, 8, u32> all_hit_once;
@@ -2751,7 +2765,7 @@ public:
u32 reserved_sw_method2; ///< 0x102C
std::array<TIRModulationCoeff, 5> tir_modulation_coeff; ///< 0x1030
std::array<u32, 15> spare_nop; ///< 0x1044
- INSERT_PADDING_BYTES_NOINIT(0x30);
+ DrawTexture draw_texture; ///< 0x1080
std::array<u32, 7> reserved_sw_method3_to_7; ///< 0x10B0
ReduceColorThreshold reduce_color_thresholds_unorm8; ///< 0x10CC
std::array<u32, 4> reserved_sw_method10_to_13; ///< 0x10D0
diff --git a/src/video_core/host_shaders/blit_color_float.frag b/src/video_core/host_shaders/blit_color_float.frag
new file mode 100644
index 000000000..c0c832296
--- /dev/null
+++ b/src/video_core/host_shaders/blit_color_float.frag
@@ -0,0 +1,13 @@
+// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#version 450
+
+layout(binding = 0) uniform sampler2D tex;
+
+layout(location = 0) in vec2 texcoord;
+layout(location = 0) out vec4 color;
+
+void main() {
+ color = textureLod(tex, texcoord, 0);
+}
diff --git a/src/video_core/renderer_opengl/blit_image.cpp b/src/video_core/renderer_opengl/blit_image.cpp
new file mode 100644
index 000000000..9a560a73b
--- /dev/null
+++ b/src/video_core/renderer_opengl/blit_image.cpp
@@ -0,0 +1,59 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <algorithm>
+
+#include "video_core/host_shaders/blit_color_float_frag.h"
+#include "video_core/host_shaders/full_screen_triangle_vert.h"
+#include "video_core/renderer_opengl/blit_image.h"
+#include "video_core/renderer_opengl/gl_shader_manager.h"
+#include "video_core/renderer_opengl/gl_shader_util.h"
+
+namespace OpenGL {
+
+BlitImageHelper::BlitImageHelper(ProgramManager& program_manager_)
+ : program_manager(program_manager_),
+ full_screen_vert(CreateProgram(HostShaders::FULL_SCREEN_TRIANGLE_VERT, GL_VERTEX_SHADER)),
+ blit_color_to_color_frag(
+ CreateProgram(HostShaders::BLIT_COLOR_FLOAT_FRAG, GL_FRAGMENT_SHADER)) {}
+
+BlitImageHelper::~BlitImageHelper() = default;
+
+void BlitImageHelper::BlitColor(GLuint dst_framebuffer, GLuint src_image_view, GLuint src_sampler,
+ const Region2D& dst_region, const Region2D& src_region,
+ const Extent3D& src_size) {
+ glEnable(GL_CULL_FACE);
+ glDisable(GL_COLOR_LOGIC_OP);
+ glDisable(GL_DEPTH_TEST);
+ glDisable(GL_STENCIL_TEST);
+ glDisable(GL_POLYGON_OFFSET_FILL);
+ glDisable(GL_RASTERIZER_DISCARD);
+ glDisable(GL_ALPHA_TEST);
+ glDisablei(GL_BLEND, 0);
+ glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
+ glCullFace(GL_BACK);
+ glFrontFace(GL_CW);
+ glColorMaski(0, GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
+ glDepthRangeIndexed(0, 0.0, 0.0);
+
+ program_manager.BindPresentPrograms(full_screen_vert.handle, blit_color_to_color_frag.handle);
+ glProgramUniform2f(full_screen_vert.handle, 0,
+ static_cast<float>(src_region.end.x - src_region.start.x) /
+ static_cast<float>(src_size.width),
+ static_cast<float>(src_region.end.y - src_region.start.y) /
+ static_cast<float>(src_size.height));
+ glProgramUniform2f(full_screen_vert.handle, 1,
+ static_cast<float>(src_region.start.x) / static_cast<float>(src_size.width),
+ static_cast<float>(src_region.start.y) /
+ static_cast<float>(src_size.height));
+ glViewport(std::min(dst_region.start.x, dst_region.end.x),
+ std::min(dst_region.start.y, dst_region.end.y),
+ std::abs(dst_region.end.x - dst_region.start.x),
+ std::abs(dst_region.end.y - dst_region.start.y));
+ glBindFramebuffer(GL_DRAW_FRAMEBUFFER, dst_framebuffer);
+ glBindSampler(0, src_sampler);
+ glBindTextureUnit(0, src_image_view);
+ glClear(GL_COLOR_BUFFER_BIT);
+ glDrawArrays(GL_TRIANGLES, 0, 3);
+}
+} // namespace OpenGL
diff --git a/src/video_core/renderer_opengl/blit_image.h b/src/video_core/renderer_opengl/blit_image.h
new file mode 100644
index 000000000..5a2b12d16
--- /dev/null
+++ b/src/video_core/renderer_opengl/blit_image.h
@@ -0,0 +1,38 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <glad/glad.h>
+
+#include "video_core/engines/fermi_2d.h"
+#include "video_core/renderer_opengl/gl_resource_manager.h"
+#include "video_core/texture_cache/types.h"
+
+namespace OpenGL {
+
+using VideoCommon::Extent3D;
+using VideoCommon::Offset2D;
+using VideoCommon::Region2D;
+
+class ProgramManager;
+class Framebuffer;
+class ImageView;
+
+class BlitImageHelper {
+public:
+ explicit BlitImageHelper(ProgramManager& program_manager);
+ ~BlitImageHelper();
+
+ void BlitColor(GLuint dst_framebuffer, GLuint src_image_view, GLuint src_sampler,
+ const Region2D& dst_region, const Region2D& src_region,
+ const Extent3D& src_size);
+
+private:
+ ProgramManager& program_manager;
+
+ OGLProgram full_screen_vert;
+ OGLProgram blit_color_to_color_frag;
+};
+
+} // namespace OpenGL