mirror of
https://github.com/HarbourMasters/Shipwright.git
synced 2024-12-23 16:48:52 -05:00
(cherry picked from commit 825af33b6a
)
Co-authored-by: Rozelette <Rozelette@users.noreply.github.com>
This commit is contained in:
parent
da8f80bb28
commit
7c7f032e0e
@ -29,7 +29,8 @@ enum {
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SHADER_TEXEL1,
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SHADER_TEXEL1,
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SHADER_TEXEL1A,
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SHADER_TEXEL1A,
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SHADER_1,
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SHADER_1,
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SHADER_COMBINED
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SHADER_COMBINED,
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SHADER_NOISE
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};
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};
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#define SHADER_OPT_ALPHA (1 << 0)
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#define SHADER_OPT_ALPHA (1 << 0)
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@ -15,6 +15,8 @@ static void append_line(char *buf, size_t *len, const char *str) {
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buf[(*len)++] = '\n';
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buf[(*len)++] = '\n';
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}
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}
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#define RAND_NOISE "((random(float3(floor(screenSpace.xy * noise_scale), noise_frame)) + 1.0) / 2.0)"
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static const char *shader_item_to_str(uint32_t item, bool with_alpha, bool only_alpha, bool inputs_have_alpha, bool hint_single_element) {
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static const char *shader_item_to_str(uint32_t item, bool with_alpha, bool only_alpha, bool inputs_have_alpha, bool hint_single_element) {
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if (!only_alpha) {
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if (!only_alpha) {
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switch (item) {
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switch (item) {
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@ -41,6 +43,8 @@ static const char *shader_item_to_str(uint32_t item, bool with_alpha, bool only_
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return with_alpha ? "texVal1" : "texVal1.rgb";
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return with_alpha ? "texVal1" : "texVal1.rgb";
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case SHADER_COMBINED:
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case SHADER_COMBINED:
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return with_alpha ? "texel" : "texel.rgb";
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return with_alpha ? "texel" : "texel.rgb";
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case SHADER_NOISE:
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return with_alpha ? "float4(" RAND_NOISE ", " RAND_NOISE ", " RAND_NOISE ", " RAND_NOISE ")" : "float3(" RAND_NOISE ", " RAND_NOISE ", " RAND_NOISE ")";
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}
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}
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} else {
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} else {
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switch (item) {
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switch (item) {
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@ -67,10 +71,14 @@ static const char *shader_item_to_str(uint32_t item, bool with_alpha, bool only_
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return "texVal1.a";
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return "texVal1.a";
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case SHADER_COMBINED:
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case SHADER_COMBINED:
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return "texel.a";
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return "texel.a";
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case SHADER_NOISE:
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return RAND_NOISE;
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}
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}
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}
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}
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}
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}
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#undef RAND_NOISE
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static void append_formula(char *buf, size_t *len, const uint8_t c[2][4], bool do_single, bool do_multiply, bool do_mix, bool with_alpha, bool only_alpha, bool opt_alpha) {
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static void append_formula(char *buf, size_t *len, const uint8_t c[2][4], bool do_single, bool do_multiply, bool do_mix, bool with_alpha, bool only_alpha, bool opt_alpha) {
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if (do_single) {
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if (do_single) {
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append_str(buf, len, shader_item_to_str(c[only_alpha][3], with_alpha, only_alpha, opt_alpha, false));
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append_str(buf, len, shader_item_to_str(c[only_alpha][3], with_alpha, only_alpha, opt_alpha, false));
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@ -106,9 +114,7 @@ void gfx_direct3d_common_build_shader(char buf[4096], size_t& len, size_t& num_f
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if (include_root_signature) {
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if (include_root_signature) {
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append_str(buf, &len, "#define RS \"RootFlags(ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT | DENY_VERTEX_SHADER_ROOT_ACCESS)");
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append_str(buf, &len, "#define RS \"RootFlags(ALLOW_INPUT_ASSEMBLER_INPUT_LAYOUT | DENY_VERTEX_SHADER_ROOT_ACCESS)");
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if (cc_features.opt_alpha && cc_features.opt_noise) {
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append_str(buf, &len, ",CBV(b0, visibility = SHADER_VISIBILITY_PIXEL)");
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append_str(buf, &len, ",CBV(b0, visibility = SHADER_VISIBILITY_PIXEL)");
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}
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if (cc_features.used_textures[0]) {
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if (cc_features.used_textures[0]) {
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append_str(buf, &len, ",DescriptorTable(SRV(t0), visibility = SHADER_VISIBILITY_PIXEL)");
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append_str(buf, &len, ",DescriptorTable(SRV(t0), visibility = SHADER_VISIBILITY_PIXEL)");
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append_str(buf, &len, ",DescriptorTable(Sampler(s0), visibility = SHADER_VISIBILITY_PIXEL)");
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append_str(buf, &len, ",DescriptorTable(Sampler(s0), visibility = SHADER_VISIBILITY_PIXEL)");
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@ -161,17 +167,15 @@ void gfx_direct3d_common_build_shader(char buf[4096], size_t& len, size_t& num_f
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// Constant buffer and random function
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// Constant buffer and random function
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if (cc_features.opt_alpha && cc_features.opt_noise) {
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append_line(buf, &len, "cbuffer PerFrameCB : register(b0) {");
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append_line(buf, &len, "cbuffer PerFrameCB : register(b0) {");
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append_line(buf, &len, " uint noise_frame;");
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append_line(buf, &len, " uint noise_frame;");
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append_line(buf, &len, " float noise_scale;");
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append_line(buf, &len, " float noise_scale;");
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append_line(buf, &len, "}");
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append_line(buf, &len, "}");
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append_line(buf, &len, "float random(in float3 value) {");
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append_line(buf, &len, "float random(in float3 value) {");
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append_line(buf, &len, " float random = dot(value, float3(12.9898, 78.233, 37.719));");
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append_line(buf, &len, " float random = dot(value, float3(12.9898, 78.233, 37.719));");
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append_line(buf, &len, " return frac(sin(random) * 143758.5453);");
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append_line(buf, &len, " return frac(sin(random) * 143758.5453);");
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append_line(buf, &len, "}");
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append_line(buf, &len, "}");
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}
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// 3 point texture filtering
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// 3 point texture filtering
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// Original author: ArthurCarvalho
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// Original author: ArthurCarvalho
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@ -248,11 +252,7 @@ void gfx_direct3d_common_build_shader(char buf[4096], size_t& len, size_t& num_f
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if (include_root_signature) {
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if (include_root_signature) {
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append_line(buf, &len, "[RootSignature(RS)]");
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append_line(buf, &len, "[RootSignature(RS)]");
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}
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}
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if (cc_features.opt_alpha && cc_features.opt_noise) {
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append_line(buf, &len, "float4 PSMain(PSInput input, float4 screenSpace : SV_Position) : SV_TARGET {");
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append_line(buf, &len, "float4 PSMain(PSInput input, float4 screenSpace : SV_Position) : SV_TARGET {");
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} else {
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append_line(buf, &len, "float4 PSMain(PSInput input) : SV_TARGET {");
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}
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for (int i = 0; i < 2; i++) {
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for (int i = 0; i < 2; i++) {
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if (cc_features.used_textures[i]) {
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if (cc_features.used_textures[i]) {
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len += sprintf(buf + len, " float2 tc%d = input.uv%d;\r\n", i, i);
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len += sprintf(buf + len, " float2 tc%d = input.uv%d;\r\n", i, i);
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@ -57,7 +57,6 @@ struct ShaderProgram {
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GLint attrib_locations[16];
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GLint attrib_locations[16];
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uint8_t attrib_sizes[16];
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uint8_t attrib_sizes[16];
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uint8_t num_attribs;
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uint8_t num_attribs;
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bool used_noise;
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GLint frame_count_location;
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GLint frame_count_location;
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GLint noise_scale_location;
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GLint noise_scale_location;
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};
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};
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@ -104,10 +103,8 @@ static void gfx_opengl_vertex_array_set_attribs(struct ShaderProgram *prg) {
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}
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}
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static void gfx_opengl_set_uniforms(struct ShaderProgram *prg) {
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static void gfx_opengl_set_uniforms(struct ShaderProgram *prg) {
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if (prg->used_noise) {
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glUniform1i(prg->frame_count_location, frame_count);
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glUniform1i(prg->frame_count_location, frame_count);
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glUniform1f(prg->noise_scale_location, current_noise_scale);
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glUniform1f(prg->noise_scale_location, current_noise_scale);
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}
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}
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}
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static void gfx_opengl_unload_shader(struct ShaderProgram *old_prg) {
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static void gfx_opengl_unload_shader(struct ShaderProgram *old_prg) {
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@ -134,6 +131,8 @@ static void append_line(char *buf, size_t *len, const char *str) {
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buf[(*len)++] = '\n';
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buf[(*len)++] = '\n';
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}
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}
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#define RAND_NOISE "((random(vec3(floor(gl_FragCoord.xy * noise_scale), float(frame_count))) + 1.0) / 2.0)"
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static const char *shader_item_to_str(uint32_t item, bool with_alpha, bool only_alpha, bool inputs_have_alpha, bool hint_single_element) {
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static const char *shader_item_to_str(uint32_t item, bool with_alpha, bool only_alpha, bool inputs_have_alpha, bool hint_single_element) {
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if (!only_alpha) {
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if (!only_alpha) {
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switch (item) {
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switch (item) {
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@ -161,6 +160,8 @@ static const char *shader_item_to_str(uint32_t item, bool with_alpha, bool only_
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return with_alpha ? "texVal1" : "texVal1.rgb";
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return with_alpha ? "texVal1" : "texVal1.rgb";
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case SHADER_COMBINED:
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case SHADER_COMBINED:
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return with_alpha ? "texel" : "texel.rgb";
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return with_alpha ? "texel" : "texel.rgb";
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case SHADER_NOISE:
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return with_alpha ? "vec4(" RAND_NOISE ", " RAND_NOISE ", " RAND_NOISE ", " RAND_NOISE ")" : "vec3(" RAND_NOISE ", " RAND_NOISE ", " RAND_NOISE ")";
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}
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}
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} else {
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} else {
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switch (item) {
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switch (item) {
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@ -186,11 +187,15 @@ static const char *shader_item_to_str(uint32_t item, bool with_alpha, bool only_
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return "texVal1.a";
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return "texVal1.a";
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case SHADER_COMBINED:
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case SHADER_COMBINED:
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return "texel.a";
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return "texel.a";
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case SHADER_NOISE:
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return RAND_NOISE;
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}
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}
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}
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}
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return "";
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return "";
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}
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}
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#undef RAND_NOISE
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static void append_formula(char *buf, size_t *len, uint8_t c[2][4], bool do_single, bool do_multiply, bool do_mix, bool with_alpha, bool only_alpha, bool opt_alpha) {
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static void append_formula(char *buf, size_t *len, uint8_t c[2][4], bool do_single, bool do_multiply, bool do_mix, bool with_alpha, bool only_alpha, bool opt_alpha) {
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if (do_single) {
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if (do_single) {
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append_str(buf, len, shader_item_to_str(c[only_alpha][3], with_alpha, only_alpha, opt_alpha, false));
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append_str(buf, len, shader_item_to_str(c[only_alpha][3], with_alpha, only_alpha, opt_alpha, false));
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@ -368,15 +373,13 @@ static struct ShaderProgram* gfx_opengl_create_and_load_new_shader(uint64_t shad
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append_line(fs_buf, &fs_len, "uniform sampler2D uTex1;");
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append_line(fs_buf, &fs_len, "uniform sampler2D uTex1;");
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}
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}
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if (cc_features.opt_alpha && cc_features.opt_noise) {
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append_line(fs_buf, &fs_len, "uniform int frame_count;");
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append_line(fs_buf, &fs_len, "uniform int frame_count;");
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append_line(fs_buf, &fs_len, "uniform float noise_scale;");
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append_line(fs_buf, &fs_len, "uniform float noise_scale;");
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append_line(fs_buf, &fs_len, "float random(in vec3 value) {");
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append_line(fs_buf, &fs_len, "float random(in vec3 value) {");
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append_line(fs_buf, &fs_len, " float random = dot(sin(value), vec3(12.9898, 78.233, 37.719));");
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append_line(fs_buf, &fs_len, " float random = dot(sin(value), vec3(12.9898, 78.233, 37.719));");
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append_line(fs_buf, &fs_len, " return fract(sin(random) * 143758.5453);");
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append_line(fs_buf, &fs_len, " return fract(sin(random) * 143758.5453);");
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append_line(fs_buf, &fs_len, "}");
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append_line(fs_buf, &fs_len, "}");
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}
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if (current_filter_mode == FILTER_THREE_POINT) {
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if (current_filter_mode == FILTER_THREE_POINT) {
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#if __APPLE__
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#if __APPLE__
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@ -604,13 +607,8 @@ static struct ShaderProgram* gfx_opengl_create_and_load_new_shader(uint64_t shad
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glUniform1i(sampler_location, 1);
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glUniform1i(sampler_location, 1);
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}
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}
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if (cc_features.opt_alpha && cc_features.opt_noise) {
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prg->frame_count_location = glGetUniformLocation(shader_program, "frame_count");
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prg->frame_count_location = glGetUniformLocation(shader_program, "frame_count");
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prg->noise_scale_location = glGetUniformLocation(shader_program, "noise_scale");
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prg->noise_scale_location = glGetUniformLocation(shader_program, "noise_scale");
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prg->used_noise = true;
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} else {
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prg->used_noise = false;
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}
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return prg;
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return prg;
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}
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}
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@ -413,6 +413,9 @@ static void gfx_generate_cc(struct ColorCombiner *comb, uint64_t cc_id) {
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val = SHADER_TEXEL1A;
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val = SHADER_TEXEL1A;
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used_textures[1] = true;
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used_textures[1] = true;
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break;
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break;
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case G_CCMUX_NOISE:
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val = SHADER_NOISE;
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break;
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case G_CCMUX_PRIMITIVE:
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case G_CCMUX_PRIMITIVE:
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case G_CCMUX_PRIMITIVE_ALPHA:
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case G_CCMUX_PRIMITIVE_ALPHA:
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case G_CCMUX_PRIM_LOD_FRAC:
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case G_CCMUX_PRIM_LOD_FRAC:
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